KR100268754B1 - 전기로 가열가능한 촉매변환기의 가열을 제어하는 방법 - Google Patents

전기로 가열가능한 촉매변환기의 가열을 제어하는 방법

Info

Publication number
KR100268754B1
KR100268754B1 KR1019950702312A KR19950702312A KR100268754B1 KR 100268754 B1 KR100268754 B1 KR 100268754B1 KR 1019950702312 A KR1019950702312 A KR 1019950702312A KR 19950702312 A KR19950702312 A KR 19950702312A KR 100268754 B1 KR100268754 B1 KR 100268754B1
Authority
KR
South Korea
Prior art keywords
heating
temperature
internal combustion
combustion engine
catalytic converter
Prior art date
Application number
KR1019950702312A
Other languages
English (en)
Korean (ko)
Other versions
KR950704599A (ko
Inventor
볼프강 마우스
롤프 브뤽
헬무트 스바르스
Original Assignee
베. 마우스; 베. 디트리히
에미텍 게젤샤프트 퓌어 에미시온스테크놀로기 엠베하
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 베. 마우스; 베. 디트리히, 에미텍 게젤샤프트 퓌어 에미시온스테크놀로기 엠베하 filed Critical 베. 마우스; 베. 디트리히
Publication of KR950704599A publication Critical patent/KR950704599A/ko
Application granted granted Critical
Publication of KR100268754B1 publication Critical patent/KR100268754B1/ko

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0828—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents characterised by the absorbed or adsorbed substances
    • F01N3/0835—Hydrocarbons
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
    • F01N13/0093—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series the purifying devices are of the same type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
    • F01N13/0097—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series the purifying devices are arranged in a single housing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0871—Regulation of absorbents or adsorbents, e.g. purging
    • F01N3/0878—Bypassing absorbents or adsorbents
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
    • F01N3/2013—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using electric or magnetic heating means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
    • F01N3/2013—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using electric or magnetic heating means
    • F01N3/2026—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using electric or magnetic heating means directly electrifying the catalyst substrate, i.e. heating the electrically conductive catalyst substrate by joule effect
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N9/00—Electrical control of exhaust gas treating apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2250/00—Combinations of different methods of purification
    • F01N2250/12—Combinations of different methods of purification absorption or adsorption, and catalytic conversion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2410/00—By-passing, at least partially, exhaust from inlet to outlet of apparatus, to atmosphere or to other device
    • F01N2410/12—By-passing, at least partially, exhaust from inlet to outlet of apparatus, to atmosphere or to other device in case of absorption, adsorption or desorption of exhaust gas constituents
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Exhaust Gas After Treatment (AREA)
KR1019950702312A 1992-12-09 1993-11-02 전기로 가열가능한 촉매변환기의 가열을 제어하는 방법 KR100268754B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DEP4241494.6 1992-12-09
DE4241494A DE4241494A1 (de) 1992-12-09 1992-12-09 Verfahren zur Steuerung der Aufheizung eines elektrisch beheizbaren katalytischen Konverters
PCT/EP1993/003058 WO1994013938A1 (de) 1992-12-09 1993-11-02 Verfahren zur steuerung der aufheizung eines elektrisch beheizbaren katalytischen konverters

Publications (2)

Publication Number Publication Date
KR950704599A KR950704599A (ko) 1995-11-20
KR100268754B1 true KR100268754B1 (ko) 2000-10-16

Family

ID=6474801

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019950702312A KR100268754B1 (ko) 1992-12-09 1993-11-02 전기로 가열가능한 촉매변환기의 가열을 제어하는 방법

Country Status (9)

Country Link
US (1) US5588291A (ja)
EP (1) EP0673472B1 (ja)
JP (1) JP2670644B2 (ja)
KR (1) KR100268754B1 (ja)
BR (1) BR9307604A (ja)
DE (2) DE4241494A1 (ja)
ES (1) ES2097552T3 (ja)
RU (1) RU2102609C1 (ja)
WO (1) WO1994013938A1 (ja)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4430965C2 (de) * 1994-08-31 1997-09-11 Siemens Ag Verfahren zum Steuern der Kraftstoffzufuhr für eine Brennkraftmaschine mit beheizbarem Katalysator
SE504095C2 (sv) * 1995-03-01 1996-11-11 Volvo Ab Anordning för katalytisk avgasrening med två katalysatorenheter i serie
FR2764637B1 (fr) * 1997-06-16 1999-08-13 Inst Francais Du Petrole Procede et ensemble d'elimination des oxydes d'azote presents dans des gaz d'echappement, utilisant un moyen de piegeage des oxydes d'azote
US6235254B1 (en) * 1997-07-01 2001-05-22 Lynntech, Inc. Hybrid catalyst heating system with water removal for enhanced emissions control
DE19817650C2 (de) * 1998-04-21 2002-05-08 Ford Werke Ag Verfahren und Vorrichtung zur Regelung der Temperatur einer Abgasbehandlungsanordnung
DE10303911B4 (de) * 2003-01-31 2005-02-10 Siemens Ag Verfahren zur Überwachung des Anspringverhaltens eines Abgaskatalysatorsystems
US7085886B2 (en) * 2003-05-28 2006-08-01 International Buisness Machines Corporation Autonomic power loss recovery for a multi-cluster storage sub-system
JP2005221202A (ja) * 2004-02-09 2005-08-18 Denso Corp 触媒燃焼装置
JP4535036B2 (ja) 2006-07-12 2010-09-01 トヨタ自動車株式会社 内燃機関の電源システム
DE102007024563A1 (de) * 2007-05-25 2008-11-27 Emitec Gesellschaft Für Emissionstechnologie Mbh Vorrichtung umfassend einen großen elektrisch beheizbaren Wabenkörper
DE102007025419A1 (de) * 2007-05-31 2008-12-04 Emitec Gesellschaft Für Emissionstechnologie Mbh Verfahren zum Betrieb eines Kraftfahrzeuges mit einer Abgas-Heizvorrichtung
DE102008038720A1 (de) * 2008-08-12 2010-02-18 Man Nutzfahrzeuge Ag Verfahren und Vorrichtung zur Regeneration eines im Abgasstrang einer Brennkraftmaschine angeordneten Partikelfilters
US8201392B2 (en) 2008-10-20 2012-06-19 GM Global Technology Operations LLC Emission reduction system for turbo charged engine
DE102009012094A1 (de) * 2009-03-06 2010-09-09 Emitec Gesellschaft Für Emissionstechnologie Mbh Verfahren zum Betrieb einer Vorrichtung zur Reinigung von Abgas mit einem Heizapparat
US9458812B2 (en) 2009-09-02 2016-10-04 GM Global Technology Operations LLC Engine control systems and methods for minimizing fuel consumption
US9410458B2 (en) * 2009-10-01 2016-08-09 GM Global Technology Operations LLC State of charge catalyst heating strategy
JP6323281B2 (ja) * 2014-09-26 2018-05-16 トヨタ自動車株式会社 内燃機関の制御装置
DE102016224711B4 (de) 2016-12-12 2019-08-01 Continental Automotive Gmbh Verfahren zum Betrieb eines elektrisch beheizbaren Katalysators
FR3095474B1 (fr) 2019-04-25 2021-05-07 Renault Sas Protecteur d'électrode de système électrique de dépollution
US11879367B2 (en) 2020-07-21 2024-01-23 Paccar Inc NOx sensor diagnostics in heavy-duty motor vehicle engines
US11725560B2 (en) * 2020-07-21 2023-08-15 Paccar Inc Heater control in heavy-duty motor vehicle engines
US11976582B2 (en) 2020-07-21 2024-05-07 Paccar Inc Methods for diagnostics and operation of an emissions aftertreatment system
CN113513397B (zh) * 2021-03-29 2022-09-16 广西玉柴机器股份有限公司 一种基于环境变化控制热管理系统的方法及发动机控制器
FR3128487B1 (fr) 2021-10-21 2023-09-08 Psa Automobiles Sa Dispositif d’injection d’air pour echappement

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2942932A (en) * 1957-04-01 1960-06-28 California Research Corp Process of oxidizing carbon monoxide and hydrocarbon in exhaust gases
US3957444A (en) * 1972-05-16 1976-05-18 Toyota Jidosha Kogyo Kabushiki Kaisha Control system for exhaust gas purifying device
DE3516981A1 (de) * 1985-05-10 1986-11-13 Audi AG, 8070 Ingolstadt Verfahren zum ueberpruefen der funktionsfaehigkeit eines abgaskatalysators
JPS6415421A (en) * 1987-07-08 1989-01-19 Yanmar Diesel Engine Co Exhaust gas control device for internal combustion engine
DE8816514U1 (ja) * 1988-04-25 1989-10-26 Emitec Emissionstechnologie
DE4103747A1 (de) * 1991-02-07 1992-08-13 Emitec Emissionstechnologie Verfahren und vorrichtung zur steuerung eines verbrennungsmotors unter einbeziehung der aktuellen temperatur eines nachgeschalteten katalysators
DE9003204U1 (ja) * 1990-03-19 1990-08-30 Schatz, Oskar, Dr.-Ing., 8031 Stockdorf, De
DE4027207A1 (de) * 1990-08-28 1992-03-05 Emitec Emissionstechnologie Ueberwachung der katalytischen aktivitaet eines katalysators im abgassystem einer brennkraftmaschine
DE4029811C2 (de) * 1990-09-20 1999-08-12 Bosch Gmbh Robert Katalysatorheizfunktion
DE4100133A1 (de) * 1991-01-04 1992-07-09 Emitec Emissionstechnologie Verfahren und vorrichtung zum elektrischen vorheizen eines bauteils eines kraftfahrzeuges, insbesondere eines katalysatorsystems
EP0500287B1 (en) * 1991-02-20 1995-04-26 Hitachi, Ltd. Catalyzer control apparatus
DE9202965U1 (ja) * 1991-05-04 1992-07-23 Keesmann, Till, 6900 Heidelberg, De
JPH0559942A (ja) * 1991-08-29 1993-03-09 Toyota Motor Corp コールドｈｃ吸着除去装置

Also Published As

Publication number Publication date
KR950704599A (ko) 1995-11-20
DE59305365D1 (de) 1997-03-13
BR9307604A (pt) 1999-05-25
JPH08502570A (ja) 1996-03-19
JP2670644B2 (ja) 1997-10-29
EP0673472A1 (de) 1995-09-27
DE4241494A1 (de) 1994-06-16
ES2097552T3 (es) 1997-04-01
RU2102609C1 (ru) 1998-01-20
EP0673472B1 (de) 1997-01-29
WO1994013938A1 (de) 1994-06-23
US5588291A (en) 1996-12-31

Similar Documents

Publication Publication Date Title
KR100268754B1 (ko) 전기로 가열가능한 촉매변환기의 가열을 제어하는 방법
US5839273A (en) Method for reducing pollutant emissions of a diesel engine with a downstream oxidation-type catalytic converter
US8056320B2 (en) Cold-start control systems for internal combustion engines
US8209970B2 (en) Hybrid cold start strategy using electrically heated catalyst
US9388722B2 (en) Voltage control system for heating a selective catalyst reduction device
CN101307708B (zh) 准零尾气排放车型的废气结构
US11060473B2 (en) Method for commissioning an internal combustion engine, and motor vehicle comprising an internal combustion engine
JP2861628B2 (ja) 排気ガス浄化装置
US8978370B2 (en) Engine off particulate filter (“PF”) regeneration using a single secondary energy storage device
US20060242947A1 (en) Emission Control System For An Engine
US11092050B2 (en) Method and apparatus for controlling exhaust gas purification system for vehicle
CN111441848B (zh) 电加热式催化剂的异常检测装置
CN113227547A (zh) 废气后处理系统以及内燃机的废气后处理方法
CN111219233A (zh) 具有被动式NOx吸附剂和可加热SCR催化剂的废气再处理系统
JP2002510004A (ja) 上流のウォータートラップを備える加熱可能触媒コンバータ装置
JPH10238337A (ja) 内燃機関の排気流中における触媒性能の監視方法
CN113123849A (zh) 内燃机的排气净化装置
EP0980967B1 (en) Catalyst deterioration detector and method of detecting deterioration of catalyst
JP5576407B2 (ja) 加熱装置を有する排ガスクリーニング装置を作動する方法
JPH04276111A (ja) ヒータ付触媒の電源装置
CN111441849B (zh) 电加热式催化剂的异常检测装置
CN109404101B (zh) 排气系统
KR20230096104A (ko) 촉매 변환기를 전기적으로 가열하는 방법 및 장치
KR20220054811A (ko) 연소 엔진 시동 시 삼원 촉매를 사용하여 오염물질을 처리하는 방법
JP3267652B2 (ja) 暖機装置付き排気ガス浄化装置

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
LAPS Lapse due to unpaid annual fee